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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V Award a ₱112.2M contract to NATIONSTAR DEVELOPMENT CORPORATIONNational agencies

Transaction hash:
adbcaffff5fa75d5cca950cdad5bc26c7d57137ec049472111b38d636aaa5490
Status:
Included and unchanged
Block:
#5,314 699 blocks after it
Position in block:
Transaction 156 of 224
Award day:
Oct 26, 2023 (3 yrs ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,314 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Regular Infra - GAA 2023 CSSP", i.e. the FY2023 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V awarded it to NATIONSTAR DEVELOPMENT CORPORATION on 2023-10-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23F00273: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2024-12-14). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   adbcaffff5…aa5490now      …
  2. 2. Block Merkle root changed
    stored   82f355e0a2…9dbdd8now      …
  3. 3. Block #5314 hash changed
    stored   793a5e100a…71bd53now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 223 records. Each step hashes the current value together with the sibling shown.

  1. leaf  adbcaffff5fa75d5cca950cdad5bc26c7d57137ec049472111b38d636aaa5490
  2. 01 R add11e4d051ee011dd2bb73383ec49c1542b341ef7dc4e408338960d5cb4636c
  3. 02 R 6692e07bc458632dfbd7c760f244634be3196901ddc5c1688d3df95258219f80
  4. 03 L b8d45354e2469bc7ae2ef947f57e486cb2519fe6ae6209df19d3d05537113b83
  5. 04 L 2a0d586e872ec586248cd0504546bd4de7a035a3d52a85042dbbd358ccd34a05
  6. 05 L 69a65b3ab433a95989c4c4597fb13bf55aa87b2a2d9d6ac18d138466dd0302d7
  7. 06 R e55ade8029c8d70e7736c5c5a189a953294e2ecf739814553bb53ddc0d30cb61
  8. 07 R 09087614da6a3b2e1f554002095f69589d4a1db2a95cedf9bcdcf34e9fce00de
  9. 08 L 6b66a3861cbf610f61d5bfd366f4d41d2e06551e4839e59ec17bb73daf32e6f7
  10. root  82f355e0a2b68e67d516f21e4f2e9fbe9047005042c2e9e53f2a7040349dbdd8